🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.83 AU - 1.13 AU

Year: 351 Days

Day: 34.9 Hours

Environment

Temp: 162 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.14 AU - 1.56 AU

Year: 567 Days

Day: 26.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.75 AU - 3.61 AU

Year: 2051 Days

Day: 12.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.3

Radius: 11.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.57 AU - 6.67 AU

Year: 4818 Days

Day: 13.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 57.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,897,886 km

• M1: 147,354 km (0.092 R)
• M2: 540,647 km (0.077 R)
• M3: 1,126,771 km (0.031 R)
• M4: 3,244,628 km (0.095 R)
• M5: 4,925,659 km (0.103 R)
• M6: 5,417,986 km (0.119 R)
• M7: 6,330,533 km (0.114 R)
• M8: 6,853,677 km (0.102 R)
• M9: 7,500,388 km (0.107 R)
• M10: 8,356,836 km (0.105 R)
• M11: 12,717,165 km (0.087 R)
• M12: 13,790,081 km (0.1 R)
• M13: 16,599,380 km (0.097 R)
• M14: 17,823,090 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 13.5

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.2 AU - 7.88 AU

Year: 6755 Days

Day: 14.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,897,886 km

• M1: 203,752 km (0.07 R)
• M2: 863,928 km (0.094 R)
• M3: 1,337,555 km (0.114 R)
• M4: 2,021,516 km (0.071 R)
• M5: 2,516,984 km (0.116 R)
• M6: 4,360,180 km (0.067 R)
• M7: 9,557,958 km (0.101 R)
• M8: 10,265,256 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49

Radius: 8.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.32 AU - 10.2 AU

Year: 10191 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,897,886 km

• M1: 108,159 km (0.059 R)
• M2: 752,627 km (0.074 R)
• M3: 1,657,544 km (0.092 R)
• M4: 2,136,258 km (0.055 R)
• M5: 2,495,143 km (0.099 R)
• M6: 2,926,284 km (0.096 R)
• M7: 4,372,596 km (0.119 R)
• M8: 4,977,720 km (0.106 R)
• M9: 9,222,260 km (0.105 R)
• M10: 10,957,595 km (0.112 R)
• M11: 11,443,938 km (0.059 R)
• M12: 14,141,936 km (0.087 R)
• M13: 15,062,112 km (0.095 R)
• M14: 16,073,394 km (0.093 R)
• M15: 18,118,247 km (0.095 R)
• M16: 18,741,322 km (0.117 R)
• M17: 19,731,959 km (0.079 R)

Asteroid Belt

Center: 11.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.6

Radius: 7.8

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 11.7 AU - 15.6 AU

Year: 18238 Days

Day: 22.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,897,886 km

• M1: 96,939 km (0.032 R)
• M2: 403,615 km (0.055 R)
• M3: 1,062,743 km (0.117 R)
• M4: 1,945,072 km (0.095 R)
• M5: 2,437,548 km (0.108 R)
• M6: 5,777,171 km (0.096 R)
• M7: 6,571,535 km (0.085 R)
• M8: 8,171,933 km (0.076 R)
• M9: 8,583,327 km (0.11 R)
• M10: 9,336,403 km (0.049 R)
• M11: 10,368,479 km (0.087 R)
• M12: 11,795,493 km (0.102 R)
• M13: 14,138,046 km (0.12 R)
• M14: 15,418,305 km (0.098 R)
• M15: 17,354,849 km (0.114 R)
• M16: 21,316,500 km (0.115 R)
• M17: 25,515,114 km (0.061 R)
• M18: 26,728,801 km (0.116 R)
• M19: 28,096,126 km (0.097 R)
• M20: 33,120,071 km (0.097 R)
• M21: 36,047,851 km (0.093 R)
• M22: 39,871,423 km (0.077 R)
• M23: 43,645,029 km (0.113 R)
• M24: 52,771,397 km (0.118 R)
• M25: 53,480,790 km (0.093 R)
• M26: 62,101,966 km (0.058 R)
• M27: 64,898,698 km (0.074 R)
• M28: 68,616,504 km (0.087 R)
• M29: 70,099,917 km (0.111 R)
• M30: 73,350,230 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.7

Radius: 7.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 12.14 AU - 18.82 AU

Year: 22027 Days

Day: 24.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,897,886 km

• M1: 89,609 km (0.073 R)
• M2: 327,470 km (0.054 R)
• M3: 947,553 km (0.043 R)
• M4: 1,235,978 km (0.032 R)
• M5: 1,464,713 km (0.116 R)
• M6: 1,824,196 km (0.12 R)
• M7: 2,224,371 km (0.104 R)
• M8: 2,473,152 km (0.087 R)
• M9: 6,444,227 km (0.096 R)
• M10: 6,768,556 km (0.051 R)
• M11: 8,729,036 km (0.111 R)
• M12: 11,039,874 km (0.119 R)
• M13: 11,768,565 km (0.118 R)
• M14: 13,437,180 km (0.057 R)
• M15: 16,030,010 km (0.056 R)
• M16: 19,981,339 km (0.114 R)
• M17: 22,180,876 km (0.094 R)
• M18: 28,858,177 km (0.096 R)
• M19: 33,446,344 km (0.104 R)
• M20: 33,984,298 km (0.098 R)
• M21: 37,913,187 km (0.083 R)
• M22: 39,446,415 km (0.059 R)
• M23: 40,531,748 km (0.032 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 13,119 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit